/*
 * Tencent is pleased to support the open source community by making BK-CI 蓝鲸持续集成平台 available.
 *
 * Copyright (C) 2019 THL A29 Limited, a Tencent company.  All rights reserved.
 *
 * BK-CI 蓝鲸持续集成平台 is licensed under the MIT license.
 *
 * A copy of the MIT License is included in this file.
 *
 *
 * Terms of the MIT License:
 * ---------------------------------------------------
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of
 * the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
 * LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
 * NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package com.tencent.devops.log.filter

import org.springframework.stereotype.Component
import javax.servlet.Filter
import javax.servlet.FilterChain
import javax.servlet.FilterConfig
import javax.servlet.ServletRequest
import javax.servlet.ServletResponse
import javax.servlet.http.HttpServletResponse

@Component
class SimpleCORSFilter : Filter {

    override fun doFilter(req: ServletRequest, res: ServletResponse, chain: FilterChain) {
        val response = res as HttpServletResponse
        response.setHeader("Access-Control-Allow-Origin", "*")
        response.setHeader("Access-Control-Allow-Methods", "POST,GET,OPTIONS,DELETE,PUT")
        response.setHeader("Access-Control-Max-Age", "3600")
        response.setHeader("Access-Control-Allow-Headers", "X-DEVOPS-UID,Content-Type,Content-Length,Accept")
        chain.doFilter(req, res)
    }

    override fun init(filterConfig: FilterConfig) = Unit

    override fun destroy() = Unit
}
